<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>时间线记录内存变化</title>
</head>
<body>
<button id="btn">Add</button>
<script>
	const arrList = []

	function test() {
		for (let i = 0; i < 100000; i++) {
			document.body.appendChild(document.createElement('p'))
		}
		arrList.push(new Array(1000000).join('x'))
	}

	document.getElementById('btn').addEventListener('click', test)
</script>
</body>
</html>